If Necessary, Replace Valve Guide Bushings; Bore Intake And Exhaust - Toyota 22R-E Service Manual

EG1–24

Bore intake and exhaust

Bushing bore mm (in.)
13.000 – 13.018
(0.5118 – 0.5125)
Over 13.018
(0.5125)
ENGINE
10. IF NECESSARY, REPLACE VALVE GUIDE BUSH–
INGS
(a) Using a brass bar and hammer, break the valve –guide
bushing.
(b) Gradually heat the cylinder head to approx. 90SC
(194SF).
(c) Using SST and a hammer, drive out valve guide bus–
hing.
SST 09201–60011
(d) Using a caliper gauge, measure the valve guide bus–
hing bore of the cylinder head.
(e) Select a new valve guide bushing.
If the valve guide bushing bore of the cylinder head is
more than 13.018 mm (0.512 in.), machine the bore to
Bushing size
the following dimension.
Rebored valve guide bushing bore dimension (cold):
Use STD
Use O/S 0.05
– ENGINE MECHANICAL
13.050 – 13.068 mm (0.5138 – 0.5145 in.)